86782583519 has 8 divisors (see below), whose sum is σ = 87587718240. Its totient is φ = 85977612000.

The previous prime is 86782583471. The next prime is 86782583533. The reversal of 86782583519 is 91538528768.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86782583519 - 2¹² = 86782579423 is a prime.

It is a super-2 number, since 2×86782583519² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86782583599) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1202189 + ... + 1272329.

It is an arithmetic number, because the mean of its divisors is an integer number (10948464780).

Almost surely, 2^86782583519 is an apocalyptic number.

86782583519 is a deficient number, since it is larger than the sum of its proper divisors (805134721).

86782583519 is a wasteful number, since it uses less digits than its factorization.

86782583519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81601.

The product of its digits is 29030400, while the sum is 62.

The spelling of 86782583519 in words is "eighty-six billion, seven hundred eighty-two million, five hundred eighty-three thousand, five hundred nineteen".